source: trunk/src/gui/util/qdesktopservices_win.cpp@ 890

Last change on this file since 890 was 846, checked in by Dmitry A. Kuminov, 15 years ago

trunk: Merged in qt 4.7.2 sources from branches/vendor/nokia/qt.
File size: 9.0 KB
Line 
1/****************************************************************************
2**
3** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
4** All rights reserved.
5** Contact: Nokia Corporation ([email protected])
6**
7** This file is part of the QtGui module of the Qt Toolkit.
8**
9** $QT_BEGIN_LICENSE:LGPL$
10** Commercial Usage
11** Licensees holding valid Qt Commercial licenses may use this file in
12** accordance with the Qt Commercial License Agreement provided with the
13** Software or, alternatively, in accordance with the terms contained in
14** a written agreement between you and Nokia.
15**
16** GNU Lesser General Public License Usage
17** Alternatively, this file may be used under the terms of the GNU Lesser
18** General Public License version 2.1 as published by the Free Software
19** Foundation and appearing in the file LICENSE.LGPL included in the
20** packaging of this file. Please review the following information to
21** ensure the GNU Lesser General Public License version 2.1 requirements
22** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
23**
24** In addition, as a special exception, Nokia gives you certain additional
25** rights. These rights are described in the Nokia Qt LGPL Exception
26** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
27**
28** GNU General Public License Usage
29** Alternatively, this file may be used under the terms of the GNU
30** General Public License version 3.0 as published by the Free Software
31** Foundation and appearing in the file LICENSE.GPL included in the
32** packaging of this file. Please review the following information to
33** ensure the GNU General Public License version 3.0 requirements will be
34** met: http://www.gnu.org/copyleft/gpl.html.
35**
36** If you have questions regarding the use of this file, please contact
37** Nokia at [email protected].
38** $QT_END_LICENSE$
39**
40****************************************************************************/
41
42#include <qsettings.h>
43#include <qdir.h>
44#include <private/qsystemlibrary_p.h>
45#include <qurl.h>
46#include <qstringlist.h>
47#include <qprocess.h>
48#include <qtemporaryfile.h>
49#include <qcoreapplication.h>
50
51#include <qt_windows.h>
52#include <shlobj.h>
53#if !defined(Q_OS_WINCE)
54# include <intshcut.h>
55#else
56# include <qguifunctions_wince.h>
57# if !defined(STANDARDSHELL_UI_MODEL)
58# include <winx.h>
59# endif
60#endif
61
62#ifndef CSIDL_MYMUSIC
63#define CSIDL_MYMUSIC 13
64#define CSIDL_MYVIDEO 14
65#endif
66
67#ifndef QT_NO_DESKTOPSERVICES
68
69QT_BEGIN_NAMESPACE
70
71static bool openDocument(const QUrl &file)
72{
73 if (!file.isValid())
74 return false;
75 QString filePath = file.toLocalFile();
76 if (filePath.isEmpty())
77 filePath = file.toString();
78 quintptr returnValue = (quintptr)ShellExecute(0, 0, (wchar_t*)filePath.utf16(), 0, 0, SW_SHOWNORMAL);
79 return (returnValue > 32); //ShellExecute returns a value greater than 32 if successful
80}
81
82static QString expandEnvStrings(const QString &command)
83{
84#if defined(Q_OS_WINCE)
85 return command;
86#else
87 wchar_t buffer[MAX_PATH];
88 if (ExpandEnvironmentStrings((wchar_t*)command.utf16(), buffer, MAX_PATH))
89 return QString::fromWCharArray(buffer);
90 else
91 return command;
92#endif
93}
94
95static bool launchWebBrowser(const QUrl &url)
96{
97 if (url.scheme() == QLatin1String("mailto")) {
98 //Retrieve the commandline for the default mail client
99 //the default key used below is the command line for the mailto: shell command
100 DWORD bufferSize = sizeof(wchar_t) * MAX_PATH;
101 long returnValue = -1;
102 QString command;
103
104 HKEY handle;
105 LONG res;
106 wchar_t keyValue[MAX_PATH] = {0};
107 QString keyName(QLatin1String("mailto"));
108
109 //Check if user has set preference, otherwise use default.
110 res = RegOpenKeyEx(HKEY_CURRENT_USER,
111 L"Software\\Microsoft\\Windows\\Shell\\Associations\\UrlAssociations\\mailto\\UserChoice",
112 0, KEY_READ, &handle);
113 if (res == ERROR_SUCCESS) {
114 returnValue = RegQueryValueEx(handle, L"Progid", 0, 0, reinterpret_cast<unsigned char*>(keyValue), &bufferSize);
115 if (!returnValue)
116 keyName = QString::fromUtf16((const ushort*)keyValue);
117 RegCloseKey(handle);
118 }
119 keyName += QLatin1String("\\Shell\\Open\\Command");
120 res = RegOpenKeyExW(HKEY_CLASSES_ROOT, (const wchar_t*)keyName.utf16(), 0, KEY_READ, &handle);
121 if (res != ERROR_SUCCESS)
122 return false;
123
124 bufferSize = sizeof(wchar_t) * MAX_PATH;
125 returnValue = RegQueryValueEx(handle, L"", 0, 0, reinterpret_cast<unsigned char*>(keyValue), &bufferSize);
126 if (!returnValue)
127 command = QString::fromRawData((QChar*)keyValue, bufferSize);
128 RegCloseKey(handle);
129
130 if (returnValue)
131 return false;
132
133 command = expandEnvStrings(command);
134 command = command.trimmed();
135 //Make sure the path for the process is in quotes
136 int index = -1 ;
137 if (command[0]!= QLatin1Char('\"')) {
138 index = command.indexOf(QLatin1String(".exe "), 0, Qt::CaseInsensitive);
139 command.insert(index+4, QLatin1Char('\"'));
140 command.insert(0, QLatin1Char('\"'));
141 }
142 //pass the url as the parameter
143 index = command.lastIndexOf(QLatin1String("%1"));
144 if (index != -1){
145 command.replace(index, 2, url.toString());
146 }
147 //start the process
148 PROCESS_INFORMATION pi;
149 ZeroMemory(&pi, sizeof(pi));
150 STARTUPINFO si;
151 ZeroMemory(&si, sizeof(si));
152 si.cb = sizeof(si);
153
154 returnValue = CreateProcess(NULL, (wchar_t*)command.utf16(), NULL, NULL, FALSE, 0, NULL, NULL, &si, &pi);
155
156 if (!returnValue)
157 return false;
158
159 CloseHandle(pi.hProcess);
160 CloseHandle(pi.hThread);
161 return true;
162 }
163
164 if (!url.isValid())
165 return false;
166
167 if (url.scheme().isEmpty())
168 return openDocument(url);
169
170 quintptr returnValue = (quintptr)ShellExecute(0, 0, (wchar_t *)QString::fromUtf8(url.toEncoded().constData()).utf16(),
171 0, 0, SW_SHOWNORMAL);
172 return (returnValue > 32);
173}
174
175QString QDesktopServices::storageLocation(StandardLocation type)
176{
177 QString result;
178
179#ifndef Q_OS_WINCE
180 QSystemLibrary library(QLatin1String("shell32"));
181#else
182 QSystemLibrary library(QLatin1String("coredll"));
183#endif // Q_OS_WINCE
184 typedef BOOL (WINAPI*GetSpecialFolderPath)(HWND, LPWSTR, int, BOOL);
185 static GetSpecialFolderPath SHGetSpecialFolderPath =
186 (GetSpecialFolderPath)library.resolve("SHGetSpecialFolderPathW");
187 if (!SHGetSpecialFolderPath)
188 return QString();
189
190 wchar_t path[MAX_PATH];
191
192 switch (type) {
193 case DataLocation:
194#if defined Q_WS_WINCE
195 if (SHGetSpecialFolderPath(0, path, CSIDL_APPDATA, FALSE))
196#else
197 if (SHGetSpecialFolderPath(0, path, CSIDL_LOCAL_APPDATA, FALSE))
198#endif
199 result = QString::fromWCharArray(path);
200 if (!QCoreApplication::organizationName().isEmpty())
201 result = result + QLatin1String("\\") + QCoreApplication::organizationName();
202 if (!QCoreApplication::applicationName().isEmpty())
203 result = result + QLatin1String("\\") + QCoreApplication::applicationName();
204 break;
205
206 case DesktopLocation:
207 if (SHGetSpecialFolderPath(0, path, CSIDL_DESKTOPDIRECTORY, FALSE))
208 result = QString::fromWCharArray(path);
209 break;
210
211 case DocumentsLocation:
212 if (SHGetSpecialFolderPath(0, path, CSIDL_PERSONAL, FALSE))
213 result = QString::fromWCharArray(path);
214 break;
215
216 case FontsLocation:
217 if (SHGetSpecialFolderPath(0, path, CSIDL_FONTS, FALSE))
218 result = QString::fromWCharArray(path);
219 break;
220
221 case ApplicationsLocation:
222 if (SHGetSpecialFolderPath(0, path, CSIDL_PROGRAMS, FALSE))
223 result = QString::fromWCharArray(path);
224 break;
225
226 case MusicLocation:
227 if (SHGetSpecialFolderPath(0, path, CSIDL_MYMUSIC, FALSE))
228 result = QString::fromWCharArray(path);
229 break;
230
231 case MoviesLocation:
232 if (SHGetSpecialFolderPath(0, path, CSIDL_MYVIDEO, FALSE))
233 result = QString::fromWCharArray(path);
234 break;
235
236 case PicturesLocation:
237 if (SHGetSpecialFolderPath(0, path, CSIDL_MYPICTURES, FALSE))
238 result = QString::fromWCharArray(path);
239 break;
240
241 case CacheLocation:
242 // Although Microsoft has a Cache key it is a pointer to IE's cache, not a cache
243 // location for everyone. Most applications seem to be using a
244 // cache directory located in their AppData directory
245 return storageLocation(DataLocation) + QLatin1String("\\cache");
246
247 case QDesktopServices::HomeLocation:
248 return QDir::homePath(); break;
249
250 case QDesktopServices::TempLocation:
251 return QDir::tempPath(); break;
252
253 default:
254 break;
255 }
256 return result;
257}
258
259QString QDesktopServices::displayName(StandardLocation type)
260{
261 Q_UNUSED(type);
262 return QString();
263}
264
265QT_END_NAMESPACE
266
267#endif // QT_NO_DESKTOPSERVICES
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